test/test_pex.cpp

   1 /*
   2
   3 Copyright (c) 2008, Arvid Norberg
   4 All rights reserved.
   5
   6 Redistribution and use in source and binary forms, with or without
   7 modification, are permitted provided that the following conditions
   8 are met:
   9
  10     * Redistributions of source code must retain the above copyright
  11       notice, this list of conditions and the following disclaimer.
  12     * Redistributions in binary form must reproduce the above copyright
  13       notice, this list of conditions and the following disclaimer in
  14       the documentation and/or other materials provided with the distribution.
  15     * Neither the name of the author nor the names of its
  16       contributors may be used to endorse or promote products derived
  17       from this software without specific prior written permission.
  18
  19 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  20 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  21 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  22 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  23 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29 POSSIBILITY OF SUCH DAMAGE.
  30
  31 */
  32
  33 #include "libtorrent/session.hpp"
  34 #include "libtorrent/session_settings.hpp"
  35 #include "libtorrent/hasher.hpp"
  36 #include "libtorrent/extensions/ut_pex.hpp"
  37 #include <boost/thread.hpp>
  38 #include <boost/tuple/tuple.hpp>
  39 #include <boost/filesystem/operations.hpp>
  40
  41 #include "test.hpp"
  42 #include "setup_transfer.hpp"
  43
  44 using boost::filesystem::remove_all;
  45
  46 void test_pex()
  47 {
  48         using namespace libtorrent;
  49
  50         session ses1(fingerprint("LT", 0, 1, 0, 0), std::make_pair(48200, 49000));
  51         session ses2(fingerprint("LT", 0, 1, 0, 0), std::make_pair(49200, 50000));
  52         session ses3(fingerprint("LT", 0, 1, 0, 0), std::make_pair(50200, 51000));
  53
  54         // this is to avoid everything finish from a single peer
  55         // immediately. To make the swarm actually connect all
  56         // three peers before finishing.
  57         float rate_limit = 500000;
  58         ses1.set_upload_rate_limit(int(rate_limit));
  59         ses2.set_download_rate_limit(int(rate_limit));
  60         ses3.set_download_rate_limit(int(rate_limit));
  61         // make the peer connecting the two worthless to transfer
  62         // data, to force peer 3 to connect directly to peer 1 through pex
  63         ses2.set_upload_rate_limit(200);
  64         ses3.set_upload_rate_limit(int(rate_limit / 2));
  65
  66         ses1.add_extension(&create_ut_pex_plugin);
  67         ses2.add_extension(&create_ut_pex_plugin);
  68
  69         session_settings settings;
  70         settings.allow_multiple_connections_per_ip = true;
  71         settings.ignore_limits_on_local_network = false;
  72         ses1.set_settings(settings);
  73         ses2.set_settings(settings);
  74         ses3.set_settings(settings);
  75
  76 #ifndef TORRENT_DISABLE_ENCRYPTION
  77         pe_settings pes;
  78         pes.out_enc_policy = pe_settings::forced;
  79         pes.in_enc_policy = pe_settings::forced;
  80         ses1.set_pe_settings(pes);
  81         ses2.set_pe_settings(pes);
  82         ses3.set_pe_settings(pes);
  83 #endif
  84
  85         torrent_handle tor1;
  86         torrent_handle tor2;
  87         torrent_handle tor3;
  88
  89         boost::tie(tor1, tor2, tor3) = setup_transfer(&ses1, &ses2, &ses3, true, false, false, "_pex");
  90
  91         test_sleep(1000);
  92
  93         tor2.connect_peer(tcp::endpoint(address::from_string("127.0.0.1"), ses1.listen_port()));
  94         tor2.connect_peer(tcp::endpoint(address::from_string("127.0.0.1"), ses3.listen_port()));
  95
  96         for (int i = 0; i < 40; ++i)
  97         {
  98                 print_alerts(ses1, "ses1");
  99                 print_alerts(ses2, "ses2");
 100                 print_alerts(ses3, "ses3");
 101
 102                 torrent_status st1 = tor1.status();
 103                 torrent_status st2 = tor2.status();
 104                 torrent_status st3 = tor3.status();
 105
 106                 std::cerr
 107                         << "\033[33m" << int(st1.upload_payload_rate / 1000.f) << "kB/s "
 108                         << st1.num_peers << ": "
 109                         << "\033[32m" << int(st2.download_payload_rate / 1000.f) << "kB/s "
 110                         << "\033[31m" << int(st2.upload_payload_rate / 1000.f) << "kB/s "
 111                         << "\033[0m" << int(st2.progress * 100) << "% "
 112                         << st2.num_peers << " - "
 113                         << "\033[32m" << int(st3.download_payload_rate / 1000.f) << "kB/s "
 114                         << "\033[31m" << int(st3.upload_payload_rate / 1000.f) << "kB/s "
 115                         << "\033[0m" << int(st3.progress * 100) << "% "
 116                         << st3.num_peers
 117                         << std::endl;
 118
 119                 if (st3.state == torrent_status::seeding) break;
 120                 test_sleep(1000);
 121         }
 122
 123         TEST_CHECK(tor3.is_seed());
 124
 125         if (!tor2.is_seed() && tor3.is_seed()) std::cerr << "done\n";
 126 }
 127
 128 int test_main()
 129 {
 130         using namespace libtorrent;
 131         using namespace boost::filesystem;
 132
 133         // in case the previous run was terminated
 134         try { remove_all("./tmp1_pex"); } catch (std::exception&) {}
 135         try { remove_all("./tmp2_pex"); } catch (std::exception&) {}
 136         try { remove_all("./tmp3_pex"); } catch (std::exception&) {}
 137
 138         test_pex();
 139
 140         remove_all("./tmp1_pex");
 141         remove_all("./tmp2_pex");
 142         remove_all("./tmp3_pex");
 143
 144         return 0;
 145 }
 146